CN102710032A - Adjustable energy receiving device based on wireless energy transmission - Google Patents
Adjustable energy receiving device based on wireless energy transmission Download PDFInfo
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- CN102710032A CN102710032A CN2012102367622A CN201210236762A CN102710032A CN 102710032 A CN102710032 A CN 102710032A CN 2012102367622 A CN2012102367622 A CN 2012102367622A CN 201210236762 A CN201210236762 A CN 201210236762A CN 102710032 A CN102710032 A CN 102710032A
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- rotating shaft
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Abstract
An adjustable energy receiving device based on wireless energy transmission belongs to the field of wireless transmission and aims at solving the problem that transmission power and transmission efficiency of the existing devices used for high-frequency magnetic field wireless transmission deviate from optimal values of specified parameters. The first technical scheme is that a casing is barrel-shaped, an inner coil and an outer coil are arranged in the casing, a front rotating shaft and a back rotating shaft are respectively arranged at the centers of two end covers of the casing, the inner coil and the outer coil are respectively rectangular coils, two opposite edges in the outer coil are respectively in rigid connection with the two end covers of the casing, and two opposite edges in the inner coil are respectively in rotating connection with the two end covers of the casing through the front rotating shaft and the back rotating shaft. The radial width of the inner coil is smaller than that of the outer coil. A first stepping motor is arranged outside a back end cover of the casing and drives the front rotating shaft or the back rotating shaft to rotate. The second technical scheme is that a second stepping motor is added, and the two coils are respectively dragged by the two stepping motors.
Description
Technical field
The present invention relates to a kind of scalable energy receiving system, belong to field of wireless transmission based on wireless energy transfer.
Background technology
At present, utilize the method for high frequency magnetic field wireless transmission energy can realize the power transfer under noncontact, the remote condition.Has bigger application prospect at aspects such as medical science, charging of mobile devices and wireless sensers.But the coil of research is based on the preset parameter systematic research more at present, and promptly in system work process, wherein a lot of parameters can not be adjusted in real time.But load equivalent resistance, sending distance between coil and receiving coil etc. all can be along with reasons such as moving of the operation of power consumption equipment and receiving system change.Therefore can cause through-put power and efficient to depart from the optimal value under the designated parameter, cause difficulty for system design and realization.
Summary of the invention
The present invention seeks to provides a kind of scalable energy receiving system based on wireless energy transfer in order to solve the existing problem that high frequency magnetic field radio transmission apparatus through-put power and efficient depart from the optimal value under the designated parameter that is used for.
A kind of scalable energy receiving system one based on wireless energy transfer according to the invention has two technical schemes:
First technical scheme: said scalable energy receiving system based on wireless energy transfer comprises shell, interior loop, exterior loop, preceding rotating shaft, back rotating shaft and first stepping motor,
Shell is a drum shape, and the set inside of shell has interior loop and exterior loop,
Rotating shaft and back rotating shaft before the center of two end caps of shell is respectively arranged with,
Interior loop and exterior loop are square coil,
Two opposite edges is connected with two end cap rigidity of shell respectively in the exterior loop, and two opposite edges is rotatably connected with two end caps of shell through preceding rotating shaft and back rotating shaft respectively in the interior loop; And the radial width of interior loop is less than the radial width of exterior loop;
First stepping motor is arranged on the rear end cap outside of shell, rotating shaft or back rotating shaft rotation before the first stepping driven by motor.
Second technical scheme: said scalable energy receiving system based on wireless energy transfer comprises shell, interior loop, exterior loop, preceding rotating shaft, back rotating shaft, first stepping motor and second stepping motor,
Shell is a drum shape, and the set inside of shell has interior loop and exterior loop,
Rotating shaft and back rotating shaft before the center of two end caps of shell is respectively arranged with,
Interior loop and exterior loop are square coil,
Interior loop is rotatably connected through the front end housing of preceding rotating shaft and shell;
Exterior loop is rotatably connected with the bonnet of shell through the back rotating shaft;
The radial width of interior loop is less than the radial width of exterior loop;
First stepping motor is arranged on the front end housing outside of shell, the rotation of the first stepping driven by motor interior loop;
Second stepping motor is arranged on the rear end cap outside of shell, and second stepping motor drives the exterior loop rotation.
Advantage of the present invention: this device can be in use, the mutual inductance of two coils of receiver side of continuous adjustment system and with the angle of transmitter side.This invention comprises two receiving coils to the twin coil receiving system, and through changing the relative position between coil, angle is adjusted to 90 degree continuously from 0 degree, so mutual inductance can regulate being close to zero continuously from maximum.And the employing two coil configuration through the coupling between two coils, can play the effect of impedance conversion.Mutual inductance between regulating winding can be adjusted and the reflection impedance of load bearing chain wiring circle to another coil.Promptly can be after load variations, through the adjusting compensation of mutual inductance, to stablize the reflection impedance stabilization near set point.Play with this and to weaken the effect that load variations causes power output to change.Simultaneously because the variation of receiving system position causes receiving coil to depart from the optimum capacity receiving position.Through rotating the position that can regulate receiving coil, can improve the operating state of receiving coil, help improving wireless transmitted power and efficient.
Description of drawings
Execution mode one structural representation that Fig. 1 is;
Fig. 2 is execution mode two structural representations.
Embodiment
Embodiment one: this execution mode is described below in conjunction with Fig. 1; The said a kind of scalable energy receiving system of this execution mode based on wireless energy transfer; Comprise shell 1, interior loop 2, exterior loop 3, preceding rotating shaft 4, back rotating shaft 5 and first stepping motor 6
Rotating shaft 4 and back rotating shaft 5 before the center of two end caps of shell 1 is respectively arranged with,
Two opposite edges is connected with two end cap rigidity of shell 1 respectively in the exterior loop 3, and two opposite edges is rotatably connected with two end caps of shell 1 through preceding rotating shaft 4 and back rotating shaft 5 respectively in the interior loop 2; And the radial width of interior loop 2 is less than the radial width of exterior loop 3;
First stepping motor 6 is arranged on the rear end cap outside of shell 1, rotating shaft 4 or 5 rotations of back rotating shaft before first stepping motor 6 drives.
The device of the present invention's design is by shell 1 parcel.Shell 1 plays isolates and fixing effect; The material of shell 1 is an insulating material; Avoid in high frequency magnetic field, producing eddy current loss, shell 1 has certain mechanical strength, and interior loop 2 is fixed on the front and rear cover of shell 1 through preceding rotating shaft 4 and back rotating shaft 5 with exterior loop 3.Interior loop 2 is rotated around common axis around rotating shaft 4 and rotating shaft 6 with exterior loop 3, and interior loop 2 is two coils that can change relative position with exterior loop 3.Therefore exterior loop 3 will be less times greater than interior loop 2, so that interior loop 2 can be rotated in exterior loop 3 on diameter.But both sizes should not have big difference, otherwise will reduce maximum mutual inductance value between the two.Exterior loop 3 as shown in Figure 1 connects first stepping motor 6, is connected with exterior loop 3 through back rotating shaft 5, and interior loop 2 is fixing with shell 1.When first stepping motor 6 drives exterior loop 3 rotations, then cause the change of interior loop 2 and exterior loop 3 relative positions.Can control coil rotational fixation angle and keep angle constant.
One is connected with filter circuit with rectification circuit through resonant capacitance in interior loop 2 and the exterior loop 3.Another one is not connected with rectification circuit, and near and resonant capacitance connects and composes resonant circuit.
Preceding rotating shaft 4 and back rotating shaft 5 coaxial settings or disalignment setting.
Embodiment two: this execution mode is described below in conjunction with Fig. 2; The said a kind of scalable energy receiving system of this execution mode based on wireless energy transfer; It comprises shell 1, interior loop 2, exterior loop 3, preceding rotating shaft 4, back rotating shaft 5, first stepping motor 6 and second stepping motor 7
Rotating shaft 4 and back rotating shaft 5 before the center of two end caps of shell 1 is respectively arranged with,
The radial width of interior loop 2 is less than the radial width of exterior loop 3;
First stepping motor 6 is arranged on the front end housing outside of shell 1, and first stepping motor 6 drives interior loop 2 rotations;
Second stepping motor 7 is arranged on the rear end cap outside of shell 1, and second stepping motor 7 drives exterior loop 3 rotations.
Fig. 2 provides other a kind of enforcement structure, and interior loop 2 is connected with first stepping motor 6 with second stepping 7 respectively with exterior loop 3.And electric structure (first stepping motor 6 and second stepping motor 7) all is rigidly connected with shell 1.Under the effect of motor drive mechanism, interior loop 2 all can be rotated around common axis with exterior loop 3.Exterior loop 3 can be regulated the angle with external circuit through rotation, and interior loop 2 is through the angle of adjustment with exterior loop 3, the mutual inductance between still can regulating winding.Improve through-put power and efficient through said method.
Preceding rotating shaft 4 and back rotating shaft 5 coaxial settings or disalignment setting.
Claims (6)
1. the scalable energy receiving system based on wireless energy transfer is characterized in that, it comprises shell (1), interior loop (2), exterior loop (3), preceding rotating shaft (4), back rotating shaft (5) and first stepping motor (6),
Shell (1) is a drum shape, and the set inside of shell (1) has interior loop (2) and exterior loop (3),
The center of two end caps of shell (1) is respectively arranged with preceding rotating shaft (4) and back rotating shaft (5),
Interior loop (2) and exterior loop (3) are square coil,
Two opposite edges is connected with two end cap rigidity of shell (1) respectively in the exterior loop (3), and two opposite edges is rotatably connected with two end caps of shell (1) through preceding rotating shaft (4) and back rotating shaft (5) respectively in the interior loop (2); And the radial width of interior loop (2) is less than the radial width of exterior loop (3);
First stepping motor (6) is arranged on the rear end cap outside of shell (1), rotating shaft (4) or back rotating shaft (5) rotation before first stepping motor (6) drives.
2. a kind of scalable energy receiving system based on wireless energy transfer according to claim 1 is characterized in that the material of shell (1) is an insulating material.
3. a kind of scalable energy receiving system based on wireless energy transfer according to claim 1 is characterized in that, preceding rotating shaft (4) and back coaxial setting of rotating shaft (5) or disalignment setting.
4. the scalable energy receiving system based on wireless energy transfer is characterized in that, it comprises shell (1), interior loop (2), exterior loop (3), preceding rotating shaft (4), back rotating shaft (5), first stepping motor (6) and second stepping motor (7),
Shell (1) is a drum shape, and the set inside of shell (1) has interior loop (2) and exterior loop (3),
The center of two end caps of shell (1) is respectively arranged with preceding rotating shaft (4) and back rotating shaft (5),
Interior loop (2) and exterior loop (3) are square coil,
Interior loop (2) is rotatably connected through the front end housing of preceding rotating shaft (4) and shell (1);
Exterior loop (3) is rotatably connected with the bonnet of shell (1) through back rotating shaft (5);
The radial width of interior loop (2) is less than the radial width of exterior loop (3);
First stepping motor (6) is arranged on the front end housing outside of shell (1), and first stepping motor (6) drives interior loop (2) rotation;
Second stepping motor (7) is arranged on the rear end cap outside of shell (1), and second stepping motor (7) drives exterior loop (3) rotation.
5. a kind of scalable energy receiving system based on wireless energy transfer according to claim 3 is characterized in that the material of shell (1) is an insulating material.
6. a kind of scalable energy receiving system based on wireless energy transfer according to claim 3 is characterized in that, preceding rotating shaft (4) and back coaxial setting of rotating shaft (5) or disalignment setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210236762.2A CN102710032B (en) | 2012-07-10 | 2012-07-10 | Adjustable energy receiving device based on wireless energy transmission |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210236762.2A CN102710032B (en) | 2012-07-10 | 2012-07-10 | Adjustable energy receiving device based on wireless energy transmission |
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| CN102710032A true CN102710032A (en) | 2012-10-03 |
| CN102710032B CN102710032B (en) | 2014-08-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217484A (en) * | 2017-06-29 | 2019-01-15 | 沈阳新松机器人自动化股份有限公司 | A kind of wireless charging alignment device and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3432751A (en) * | 1965-03-22 | 1969-03-11 | Canadian Patents Dev | Apparatus for orienting a total field magnetometer |
| CN102005829A (en) * | 2010-12-03 | 2011-04-06 | 重庆大学 | Magnetic field tracking servo mechanism for wireless electric power transmission system |
| WO2012086473A1 (en) * | 2010-12-20 | 2012-06-28 | Yazaki Corporation | Resonance coil and contactless power transmission system incorporating the same resonance coil |
-
2012
- 2012-07-10 CN CN201210236762.2A patent/CN102710032B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3432751A (en) * | 1965-03-22 | 1969-03-11 | Canadian Patents Dev | Apparatus for orienting a total field magnetometer |
| CN102005829A (en) * | 2010-12-03 | 2011-04-06 | 重庆大学 | Magnetic field tracking servo mechanism for wireless electric power transmission system |
| WO2012086473A1 (en) * | 2010-12-20 | 2012-06-28 | Yazaki Corporation | Resonance coil and contactless power transmission system incorporating the same resonance coil |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217484A (en) * | 2017-06-29 | 2019-01-15 | 沈阳新松机器人自动化股份有限公司 | A kind of wireless charging alignment device and system |
| CN109217484B (en) * | 2017-06-29 | 2021-09-03 | 沈阳新松机器人自动化股份有限公司 | Wireless charging alignment device and system |
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| Publication number | Publication date |
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| CN102710032B (en) | 2014-08-20 |
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Effective date of registration: 20200201 Address after: 150001 No. 434, postal street, Nangang District, Heilongjiang, Harbin Co-patentee after: Zhu Chunbo Patentee after: Harbin Institute of Technology Asset Investment Management Co., Ltd. Co-patentee after: Wei Guo Address before: 150001 Harbin, Nangang, West District, large straight street, No. 92 Patentee before: HARBIN INSTITUTE OF TECHNOLOGY |
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Effective date of registration: 20200508 Address after: 150028 Room 301, unit 1, No. 4058, Second Street, Zhigu, No. 12, enterprise accelerator, science and technology innovation city, Songbei District, Harbin City, Heilongjiang Province Patentee after: Harbin chuanneng Technology Co., Ltd Address before: 150001 No. 434, postal street, Nangang District, Heilongjiang, Harbin Co-patentee before: Zhu Chunbo Patentee before: Harbin Institute of Technology Asset Investment Management Co., Ltd. Co-patentee before: Wei Guo |